3 papers
math.FA2020
Numerical radii of accretive matrices
Yassine Bedrani, Fuad Kittaneh, Mohammed Sababheh
The numerical radius of a matrix is a scalar quantity that has many applications in the study of matrix analysis. Due to the difficulty in computing the numerical radius, inequalit…
math.FA2020
On the weighted Geometric mean of accretive matrices
Yassine Bedrani, Fuad Kittaneh, Mohammed Sababheh
In this paper, we discuss new inequalities for accretive matrices through non standard domains. In particular, we present several relations for and , when a…
math.FA2020
From positive to accretive matrices
Yassine Bedrani, Fuad Kittaneh, Mohammed Sababheh
The main goal of this paper is to discuss the recent advancements of operator means for accretive matrices in a more general setting. In particular, we present the general form gov…